Food for thought—as well as memory, spatial perception, verbal skills, and more.

By Emma Haak

Photo: Thinkstock

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Total Whole Grain

It's high in B, C, D, and E—a medley that may prevent brain shrinkage linked to Alzheimer's. In a 2012 study, subjects with high levels of those vitamins had significantly larger brains and scored better on visual-spatial tests. "The right nutrient combination may be a recipe for Alzheimer's prevention," says lead author Gene Bowman.